[1]School of Civil Engineering and Hydraulic Engineering;
Ningxia University;
Yinchuan750021;
China;
[1]School of Civil Engineering and Hydraulic Engineering;
Ningxia University;
Yinchuan750021;
China;
[1]School of Civil Engineering and Hydraulic Engineering;
Ningxia University;
Yinchuan750021;
China;
[2]Engineering Research Center of the Ministry of Educationfor the Modern Utilization of Modern Agricultural Water Resources in Arid Areas;
Ningxia University;
Yinchuan750021;
China;
[3]Innovation Team of Ministryof Education for Modern Utilization of Modern Agricultural Water Resources in Arid Areas;
Ningxia University Yinchuan750021;
China;
GM (1; 1) prediction; Logistic equation gray predict; Combined prediction; Water consumption;